ISRC USB8U1012167
Verified recording
USB8U1012167 is “Symphony No. 31 in D Major, Hob. I:31 "Hornsignal": I. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xb6d5c7b1b1ecc407111df03fa378027eb940a6d5b5c5200bbe86b2b24dfa498c and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012167.
Recording identifiers
- ISRC
- USB8U1012167
- Title
- Symphony No. 31 in D Major, Hob. I:31 "Hornsignal": I. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xb6d5c7b1b1ecc407111df03fa378027eb940a6d5b5c5200bbe86b2b24dfa498c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:55d770492dca04882801815f1ee44c47b9b163adb501030aedcb5f2ea939110a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012167
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Symphony No. 31 in D Major, Hob. I:31 "Hornsignal": I. Allegro · Machine-readable JSON-LD